Earthquake with magnitude of Md 1.0 on date 17-09-2016 and time 23:23:15 (UTC) in region NW Terzigno (NA)

A magnitude Md 1.0 earthquake occured in region: NW Terzigno (NA), on

  • 17-09-2016 23:23:15 (UTC)
  • 18-09-2016 01:23:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.8100, 14.4970 at 2 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Terzigno NA 0 18968 18968
San Giuseppe Vesuviano NA 3 30657 49625
Poggiomarino NA 4 21976 71601
Boscoreale NA 4 28072 99673
Boscotrecase NA 5 10363 110036
Ottaviano NA 5 23860 133896
San Gennaro Vesuviano NA 6 11966 145862
Trecase NA 7 9097 154959
Pompei NA 7 25358 180317
Striano NA 7 8397 188714
Torre Annunziata NA 7 42789 231503
Scafati SA 7 50787 282290
Somma Vesuviana NA 8 35233 317523
Palma Campania NA 8 15978 333501
San Marzano sul Sarno SA 9 10442 343943
San Valentino Torio SA 9 10947 354890
Angri SA 10 34002 388892
Santa Maria la Carità NA 10 11722 400614
Carbonara di Nola NA 10 2429 403043
Sant'Anastasia NA 10 27671 430714
Sarno SA 10 31529 462243
Sant'Antonio Abate NA 11 19743 481986
Massa di Somma NA 11 5444 487430
Domicella AV 11 1862 489292
San Sebastiano al Vesuvio NA 11 9196 498488
Pollena Trocchia NA 11 13562 512050
Torre del Greco NA 11 86275 598325
Saviano NA 11 15982 614307
Sant'Egidio del Monte Albino SA 12 8909 623216
Liveri NA 12 1607 624823
Portici NA 12 55274 680097
Scisciano NA 12 5994 686091
San Paolo Bel Sito NA 12 3513 689604
Marzano di Nola AV 12 1727 691331
Lettere NA 12 6188 697519
Ercolano NA 13 53709 751228
Corbara SA 13 2545 753773
San Vitaliano NA 13 6461 760234
Cercola NA 13 18267 778501
Castellammare di Stabia NA 13 66466 844967
Pagani SA 13 35834 880801
Casola di Napoli NA 13 3898 884699
Nola NA 13 34431 919130
Marigliano NA 13 30157 949287
Pago del Vallo di Lauro AV 13 1830 951117
Gragnano NA 14 29136 980253
San Giorgio a Cremano NA 14 45557 1025810
Brusciano NA 14 16466 1042276
Lauro AV 14 3509 1045785
Mariglianella NA 14 7787 1053572
Pomigliano d'Arco NA 14 39922 1093494
Castello di Cisterna NA 14 7869 1101363
Quindici AV 14 1938 1103301
Nocera Inferiore SA 14 46043 1149344
Taurano AV 14 1546 1150890
Casamarciano NA 15 3289 1154179
Cimitile NA 15 7280 1161459
Volla NA 15 23755 1185214
Visciano NA 15 4454 1189668
Pimonte NA 15 5980 1195648
Moschiano AV 16 1673 1197321
Comiziano NA 17 1814 1199135
Camposano NA 17 5333 1204468
Nocera Superiore SA 17 24263 1228731
Siano SA 17 9979 1238710
Casalnuovo di Napoli NA 17 49855 1288565
Vico Equense NA 17 20969 1309534
Castel San Giorgio SA 17 13702 1323236
Tufino NA 17 3776 1327012
Roccapiemonte SA 17 9060 1336072
Tramonti SA 18 4171 1340243
Cicciano NA 18 12906 1353149
Sperone AV 18 3706 1356855
Bracigliano SA 18 5565 1362420
Acerra NA 18 59573 1421993
Baiano AV 19 4718 1426711
Avella AV 19 7890 1434601
Sirignano AV 19 2933 1437534
Mugnano del Cardinale AV 19 5373 1442907
Roccarainola NA 19 7082 1449989
Quadrelle AV 19 1865 1451854
Scala SA 20 1533 1453387
Agerola NA 20 7673 1461060
Meta NA 20 8015 1469075
Ravello SA 20 2490 1471565

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km NW of Scafati (50787 inhabitants)
11 Km E of Torre del Greco (86275 inhabitants)
12 Km E of Portici (55274 inhabitants)
13 Km E of Ercolano (53709 inhabitants)
13 Km N of Castellammare di Stabia (66466 inhabitants)
18 Km SE of Acerra (59573 inhabitants)
20 Km SE of Afragola (65057 inhabitants)
20 Km SE of Casoria (77642 inhabitants)
21 Km E of Napoli (974074 inhabitants)
21 Km NW of Cava de' Tirreni (53659 inhabitants)
27 Km NW of Salerno (135261 inhabitants)
28 Km E of Marano di Napoli (59874 inhabitants)
28 Km W of Avellino (54857 inhabitants)
28 Km E of Giugliano in Campania (122974 inhabitants)
30 Km SE of Aversa (53047 inhabitants)
33 Km SE of Caserta (76326 inhabitants)
34 Km E of Pozzuoli (81661 inhabitants)
43 Km SW of Benevento (60091 inhabitants)
47 Km W of Battipaglia (50786 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev100
Md 1.0 2016-09-17
23:23:15
40.8103 14.4967 2 2016-09-17
23:49:44
Sala Sismica INGV-Roma 29169021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-17 23:23:15 ± 0.27
Latitude 40.8103 ± 0.0153
Longitude 14.4967 ± 0.0131
Depth (km) 2 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 29169021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1700
Semi-minor axis of confidence ellipse (meter) 1090
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 16
Circular confidence region, given by single value of horizontal uncertainty (meter) 1700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 330
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.05396
Epicentral distance of station farthest from the epicenter (degree) 0.07734
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations 3
Type of magnitude Md
Reference to an origin 29169021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-17 23:49:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OVO.HHZ. 2016-09-17T23:23:19.12 0.3 undecidable manual S 283 8.5803 103 0.45 69
IV.VVDG.HHE. 2016-09-17T23:23:18.09 0.6 undecidable manual S 295 6.6933 107 0.05 50
IV.VBKN.HHZ. 2016-09-17T23:23:17.68 0.6 undecidable manual S 291 5.994 108 -0.12 49
IV.VTIR.HHZ. 2016-09-17T23:23:17.01 0.1 undecidable manual P 265 6.0939 108 0.12 99
IV.OVO.HHZ. 2016-09-17T23:23:17.32 0.1 undecidable manual P 283 8.5803 103 -0.05 99
IV.CRTO.HHZ. 2016-09-17T23:23:17.50 0.3 undecidable manual S 281 6.3936 107 -0.42 69
IV.VVDG.HHE. 2016-09-17T23:23:17.06 0.1 undecidable manual P 295 6.6933 107 0.05 100
IV.VTIR.HHZ. 2016-09-17T23:23:17.86 0.6 undecidable manual S 265 6.0939 108 0.03 50
IV.VBKN.HHZ. 2016-09-17T23:23:16.92 0.1 undecidable manual P 291 5.994 108 0.05 100
IV.VARP.HHZ. 2016-09-17T23:23:16.95 0.6 negative manual P 275 7.2927 105 -0.17 49
IV.CRTO.HHZ. 2016-09-17T23:23:16.60 1.0 undecidable manual P 281 6.3936 107 -0.34 24
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download